MSRP: $474.99
Available for*: $427.49
*at participating retailers

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GRP Engine, Tuned .21 Buggy

At a Glance

GRP’s engine line is manufactured and designed in Italy using the most up-to-date and advanced mechanical simulation software. The Mario Rossi Tuned 1/8 .21 Buggy engines represent the maximum expression of the industry’s motoring technology. They provide excellent performance at the highest competitive level.


  • Tuned under the technological supervision of GRP’s Mario Rossi
  • Highest level of GRP engines
  • Used in competition by Losi's Yannick Aigoin, Adam Drake and Mike Truhe, as well as other top racers
  • True ABC construction
  • Comes in a single GRP plastic box

Product Specifications

Type:Off-Road Buggy

Displacement:.21 cu in



Engine (Only) Weight:355 g

RPM Range:43,000 rpm


Cylinder Type:ABC

# of Ports:5